208 



CALIFORNIA ACADEMY OF SCIENCES 



Panama 



Galeichthys eigenmanni ... 



Galeichthys jordani 



Galeichthys xenauchen 



Galeichthys guatemalensis 

 Galeichthys dasycephalus .. 

 Galeichthys longicephalus.. 



Sciadeichthys troschel i 



Selenaspis dowi 



Netuma kessleri 



Netuma insculpta 



Netuma planiceps 



Netuma platypogon 



Netuma oscula 



Netuma elattura 



Tachysurus steindachneri . 



Tachysurus emmelane 



\Tachysurus furthii 



TaC|hysurus evermanni 



Tachysurus multiradiatus.. 

 Cathorops hypophthalmus 



Cathorops gulosus 



Symbranchus .^armoratus 



Congrellus gilbert- 



Congrellus nitens 



Congrellus proriger 



Mursenesox coniceps 



Neoconger vermiformis ... 



Myrophis vafer 



Myrichthys tigrinus 



Pisoodonophis daspilotus . 

 Ophichthus triserialis 



Gulf of 

 California 



•+ 



+ 



Galapagos 

 Islands 



+ 



Ecuador 



Peru 



Atlantic 

 Ocean 



+ 

 + 



+ 



+ 



